From: khatar@phear.org
To: Zsh Users <zsh-users@zsh.org>
Subject: Re: would it be nice to support =<< ? (not the haskell one)
Date: Thu, 10 Nov 2016 08:15:20 +0000 [thread overview]
Message-ID: <20161110081520.GA13495@aurora-borealis.phear.org> (raw)
In-Reply-To: <CAH+w=7bU8SA92+VHwPwJBTaPX4a6JnJ3Y3iukPv+9h0ibj3e5Q@mail.gmail.com>
On Wed, Nov 09, 2016 at 11:27:41AM -0800, Bart Schaefer wrote:
> element=$(<<.
> { "user": "$USER", "uid": "$UID" }
> .
> )
>
> This is handled efficiently, with a minimum of forking.
i got it in my mind but i have to admit i always think twice before
using $() for a little amount of data (but i never benchmark anything)
in another hand, i realize i assumed that using read with an heredoc
doesn't need a fork. was i wrong ?
anyway: thanks for the idea!
> Note that it's necessary to follow the end marker with a newline before adding
> the closing paren.
nice to point it out! i wasted hours on things like that when i was a
newbie.
regards
marc
next prev parent reply other threads:[~2016-11-10 8:15 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-11-09 18:02 khatar
2016-11-09 19:27 ` Bart Schaefer
2016-11-10 8:15 ` khatar [this message]
2016-11-10 16:44 ` Bart Schaefer
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